The Pyramids and the Pentagon: The Government's Top Secret Pursuit of Mystical Relics, Ancient Astronauts, and Lost Civilizations

Weapons of the Gods: How Ancient Alien Civilizations Almost Destroyed the Earth

Immortality of the Gods: Legends, Mysteries, and the Alien Connection to Eternal Life

Keep Out!: Top Secret Places Governments Don't Want You to Know About

Close Encounters of the Fatal Kind: Suspicious Deaths, Mysterious Murders, and Bizarre Disappearances in UFO History

Secret History: Conspiracies from Ancient Aliens to the New World Order

Secret History: Conspiracies from Ancient Aliens to the New World Order

How Antigravity Built the Pyramids: The Mysterious Technology of Ancient Superstructures

The Bigfoot Book: The Encyclopedia of Sasquatch, Yeti and Cryptid Primates

The Bigfoot Book: The Encyclopedia of Sasquatch, Yeti and Cryptid Primates

Paranormal Parasites: The Voracious Appetites of Soul-Sucking Supernatural Entities

The Monster Book: Creatures, Beasts and Fiends of Nature

Secret Societies: The Complete Guide to Histories, Rites, and Rituals

The Alien Book: A Guide To Extraterrestrial Beings On Earth

The Martians: Evidence of Life on the Red Planet

Monsters of the Deep

Runaway Science: True Stories of Raging Robots and Hi-Tech Horrors

A Covert Agenda: The British Government's UFO Top Secrets Exposed

Cover-Ups & Secrets: The Complete Guide to Government Conspiracies, Manipulations & Deceptions

A Covert Agenda: The British Government's UFO Top Secrets Exposed